# alien_0 = {'color':'green', 'points': '5'}
# print(alien_0['color'])

# alien_0 = {'color':'green', 'points': '5'}
# alien_0['x_position'] = 0
# alien_0['y_position'] = 25
# print(alien_0)

# alien_0 = {'color': 'green'}
# alien_0['color'] = 'yellow'
# print(f"The alien is now {alien_0['color']}.")

# alien_0 = {'color':'green', 'points': '5'}
# del alien_0['points']
# print(alien_0['color'])

# alien_0 = {'color': 'green', 'speed': 'slow'}
# point_value = alien_0.get('point', 'No point value assogned.')
# print(point_value)
# print(alien_0)

user_0 = {
    'username' : 'efermi',
    'first' : 'enrico',
    'last' : 'fermi',
}
for key, value in user_0.items():
    print(f"Key: {key}")
    print(f"Value: {value}")